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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2017-09-27 09:47:24 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-09-27 11:09:23 +0200 |
| commit | bf03086f1aa66abd50d440db7895dfd535095e0c (patch) | |
| tree | 69dfd27213efc25f32c949d49c913d9586b057a7 | |
| parent | 15af9fc8cc9e18409893d2375271d64cac76924a (diff) | |
| download | barebox-bf03086f1aa66abd50d440db7895dfd535095e0c.tar.gz barebox-bf03086f1aa66abd50d440db7895dfd535095e0c.tar.xz | |
usbgadget: autostart: Handle errors in file list gracefully
file_list_parse() can fail and returns an error pointer. Print
an error message when it fails and also set to NULL again so
that usb_multi_register() does not stumble upon the error pointer.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | drivers/usb/gadget/autostart.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/gadget/autostart.c b/drivers/usb/gadget/autostart.c index 465d8fd380..3fa43137fa 100644 --- a/drivers/usb/gadget/autostart.c +++ b/drivers/usb/gadget/autostart.c @@ -11,6 +11,8 @@ * GNU General Public License for more details. * */ +#define pr_fmt(fmt) "usbgadget autostart: " fmt + #include <common.h> #include <command.h> #include <errno.h> @@ -42,8 +44,14 @@ static int usbgadget_autostart(void) opts = xzalloc(sizeof(*opts)); opts->release = usb_multi_opts_release; - if (fastboot_function) + if (fastboot_function) { opts->fastboot_opts.files = file_list_parse(fastboot_function); + if (IS_ERR(opts->fastboot_opts.files)) { + pr_err("Parsing file list \"%s\" failed: %s\n", fastboot_function, + strerrorp(opts->fastboot_opts.files)); + opts->fastboot_opts.files = NULL; + } + } opts->create_acm = acm; |